Composés deutérés

Applications 2-Chloroaniline-4,6-d2 (CAS# 347840-10-2) is a useful isotopically labeled research compound.

Applications Isotope labelled Squalane is used as an emollient and moisturizer in cosmetic applications.
References Allison, A.: Method, 19, 87 (1999)

Stability Hygroscopic
Applications n-Heptyl 4-hydroxybenzoate-d4 is labelled n-Heptyl 4-hydroxybenzoate which is used to prepare sulfonylbenzoic acid esters as potential inhibitors of oestrone sulphatase with antitumor activities.
References Owen, C., et al.: J. Pharm. Pharmacol., 55, 85 (2002)

Applications 4-Hydroxyphenylacetic-d6 acid is deuterium labelled 4-hydroxyphenylacetic acid (H949060), which is a compound found in olive oil.
References Shu, Y., et al.: Guangdong Huagong, 37, 108 (2010); Papadopoulos, G., et al.: J Am Oil Chem Soc, 68, 669 (1991),

Applications Labelled Glycolic Acid (G645600). Constituent of sugar cane juice.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Smyth, H.F., et al.: J. Ind. Hyg. Toxicol., 23, 259 (1941),

Applications n-Hexatriacontane-d74 (CAS# 16416-34-5) is a useful isotopically labeled research compound.

Applications Tetramethylsilane-d12 (CAS# 18145-38-5) is a useful isotopically labeled research compound.

Applications Labelled Methylparaben (M325660). It is used as preservative in foods, beverages and cosmetics.
References Goodwin, M., et al.: Science, 203, 559 (1979),

Applications Labelled methomyl, a carbamate insecticide. Also used in Cannabis testing.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Armes, N., et al.: Bull. Entomol. Res., 86, 499 (1996); Shono, T., et al.: Pest. Biochem. Physiol., 75, 1 (2003)

Applications Propylparaben-d4 is the labelled analogue of propyl 4-​hydroxybenzoate (P838285), which is an antimicrobial agent used in cosmetic products.
References Gilliland, D., et al.: J. Appl. Bacteriol., 72, 258 (1992), Routledge, E., et al.: Toxicol. Appl. Pharmacol., 153, 12 (1998), Miller, C., et al.: J. Biol. Chem., 272, 32824 (1997), Nakagawa, Y., et al.: Biochem. Pharmacol., 55, 1907 (1998),

Applications Isotope labelled analogue of Isobutyric Acid, a carboxylic acid found in vanilla. Isobutryic Acid was used as an intermediate in the synthesis of novel inhibitors of signal transducer and activators of transcription 3 signaling pathway.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Zhang, M.M., et al.: Euro. J. Med. Chem., 62, 301 (2013);

Applications N-Hexadecanol (2,2,3,3...16,16,16-D31, 98%) (cas# 203633-15-2) is a useful research chemical.

Applications A labelled imidazole, a versatile heterocycle used in the preparation of various biologically active compounds such as the amino acid histidine and is present in many antifungal medication. It is also used extensively as a corrosion inhibitor on transition metals such as copper.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Arispe, N. et al.: Biophys. J., 95, 4879 (2008); Troesken, E.R. et al.: Endo. Res., 30, 387 (2004); Otmacic Curkovic, H. et al.: Corr. Sci., 51, 2342 (2009);

Applications Cefepime-D8 sulfate is a labelled analogue of Cefepine sulfate, a cephalosporin that has antibacterial effects against Gram-positive and Gram-negative bacteria. Cefepime sulfate is used to treat mild to severe bacterial infections.
References Neu, H.: Am. J. Med., 100, 68S (1996); Sanders, C.: Clin. Infect. Dis., 17, 369 (1993); Sanders, W., et al.: Clin. Infect. Dis., 23, 454 (1996); Yahav, D., et al.: Lancet Infect. Dis., 7, 338 (2007)

Applications Bromoacetic-2-13C Acid is the isotope labelled analog of Bromoacetic Acid (B679075); a relatively strong alkylating agent as well as a versatile building block used very commonly in organic synthesis. Bromoacetic acid has been shown to reversibly inhibit human erythrocyte carbonic anhydrase B.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Song, C. et al.: J. Org. Synth., 74, 8980 (2009); Kramer, S.P. et al.: J. Nat. Cancer Inst., 31, 297 (1963); Whitney, P.L. et al.: Eur. J. Biochem., 16, 126 (1970)

Applications 1,4-Dihydro-1-methyl-4-oxo-3-pyridinecarboxamide-d3 is the isotope labelled analog of 1,4-Dihydro-1-methyl-4-oxo-3-pyridinecarboxamide (D453415); a compound that has been shown to be one of the potential novel biomarkers of peroxisome proliferation in the rat.
References Ringeissen, S., Biomarkers, 8, 240 (2003); Shibata, K., et al.: Biosci. Biotech. and Biochem., 77, 2105 (2013)

Stability Hygroscopic
Applications Guaiacol-beta-D-gentiobioside-d3, is the labeled analogue of Guaiacol-beta-D-gentiobioside (G245570), a Guaiacol Conjugate, that has shown to present in fermentation of grapes that had been exposed to bushfire smoke and can potentially yield unpalatable, smoke-affected wine.
References Hayasaka, Y.m et al.: J. Arg. Food Chem., Vol. 58, Issue 4, P: 2076; 2081 (2010);

Stability Hygroscopic
Applications Labelled O,O-Diethyl Thiophosphate (D445120). Used in the synthesis of novel phosphorothioates and phosphorodithioates as cholinesterase inhibitor.
References Sussman, J., et al.: Science, 253, 872 (1991), Mallender, W., et al.: J. Biol. Chem 1999, 274, 8491,

Stability Hygroscopic
Applications Labelled N-Nitrosopiperazine (N545350). A carcinogenic nitrosocompound.
References Wong, H., et al.: Carcinogenesis, 24, 291 (2003), Gonzalez-Mancebo, S., et al.: Mutat. Res., 558, 45 (2004), Gonzalez, M., et al.: Bioorg. Med. Chem., 13, 601 (2005),

Applications Pyruvic Acid-13C2 is an intermediate in synthesizing L-Lactic Acid-d3 Sodium Salt (L113503), a labelled sodium salt of L-Lactic Acid (L113500). L-Lactic Acid occurs in small quantities in the blood and muscle fluid of man and animals. The lactic acid concentration increases in muscle and blood after vigorous activity. L-(+)-Lactic acid is also present in liver, kidney, thymus gland, human amniotic fluid, and other organs and body fluids.
References Wenzel, A., et al.: J. Neurosci., 21, 53 (2001); Martinez., et al.: Development, 6, 851 (2002); Nakayama, K., et al.: J. Biochem., 146, 757 (2009); Tanaka, T., et al.: J. Pharmacol. Sci., 109, 24 (2009)